Canada’s data scientists want to know: How much do you pay for marijuana?

TORONTO — A series of tweets linking to a nondescript online survey features photos of marijuana in various forms: rolled into joints, as vibrant green plants and as loose buds stored in glass jars. The call for participants has a request: “Tell us about your last purchase of dried cannabis.” The prying minds behind the […]

Source: http://www.washingtonpost.com/blogs/worldviews/wp/2018/02/10/canadas-data-scientists-want-to-know-how-much-do-you-pay-for-marijuana/